Effect of retinoic acid on cell proliferation kinetics and retinoic acid receptor expression of colorectal mucosa

Table 1 Incidence (%) of colorectal carcinoma in the groups

Weeks	n	Number of cancer
		I	II	III	IV
7	8	0	0	0	0
14	8	1 (12.5)	0	0	0
21	8	5 (60.5)	1 (12.5)	0	0
28	15	15 (100.0)	3 (20.0)	0	0

Table 2 Expression of PCNA indices in groups

Weeks	n	I	II	III	IV
7	8	96.75 ± 6.88	95.50 ± 14.01	34.38 ± 6.30	33.63 ± 4.75
14	8	110.88 ± 15.51	97.88 ± 8.90	35.13 ± 3.91	35.88 ± 2.17
21	8	149.50 ± 15.15	98.25 ± 25.09	36.00 ± 3.46	34.13 ± 4.39
28	8	168.13 ± 14.34	98.88 ± 25.30	35.88 ± 4.29	33.13 ± 4.32
Well-differentiated adenocarcinoma	8	169.13 ± 11.68	-	-	-
Poorly differentiated adenocarcinoma	8	181.63 ± 23.38	-	-	-

Table 3 Expression of AgNOR count in groups

w	n	AgNOR count ( -x±s)
		I	II	III	IV
7	8	3.78 ± 0.88	3.71 ± 0.95	2.17 ± 0.53	2.45 ± 1.06
14	8	5.15 ± 1.87	4.30 ± 0.84	2.20 ± 0.86	2.16 ± 0.80
21	8	7.54 ± 0.73	4.39 ± 0.62	2.20 ± 0.77	2.49 ± 0.90
28	8	9.37 ± 0.71	4.75 ± 0.98	2.35 ± 1.01	2.38 ± 1.04
Well-differentiated adenocarcinoma	8	9.93 ± 1.47	-	-	-
Poorly-differentiated adenocarcinoma	8	11.14 ± 1.86	-	-	-